s, shown incut B. Observe thatall the converginglines, being in realityparallel.—those of thefloor and windows, aswell as main lines ofthe room, — wouldraeet, if prolonged, as indicated by the dotted lines,at a common point, which is on a level with the eyeof the spectator. Observe that the centre… … MODEL AND OBJECT DRAWING. 253 pie illustrations, and to be remembered. Observethat in Fig. 3, cut A, the line cd, ^yhich is really ofthe same length as «6, is represented shorter, be-cause it is at a greater distance from the eye. Forthe same reason, the line c7i, which is really of thesame length…
Drawing
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![An illustration from Eyn schön nützlich Büchlin vnd Vnderweisung der Kunst des Messens mit dem Zirckel, Richtscheidt oder Linial : zu nutz allen Kunstliebhabern fürnemlich den Malern, Bildhawern, Goldschmiden, Seidenstikern, Steynmetzen, Scheinern auch allen Andern so sich der Kunst des Messens (Perspectiua zü latin gnant) zügebrauchen Lust haben : darin Man auch solche Kunst leichter dan ausz etzlichen hieuorgetruckten Büchern begreiffen vn lernen mag mit vil [i.e., 56] schönen darzü dienenden Figuren (1531)](https://img.insideoutlibrary.com/img/200/ia-eynschnntzlichbc00rodl-24-37.webp)
